A black hole story told by a cosmic blob and bubble

Two cosmic structures show evidence for a remarkable change in behavior of a supermassive black hole in a distant galaxy. Using data from NASA's Chandra X-ray Observatory and other telescopes, astronomers are piecing together ...

The Genesis project—new life on exoplanets

Can life be transplanted to planets outside our solar system that are not permanently inhabitable? This is the question with which Professor Dr. Claudius Gros from the Institute of Theoretical Physics at Goethe University ...

Five new giant radio galaxies discovered

With the help of citizen scientists, astronomers have detected five new giant radio galaxies (GRGs). The new GRGs have sizes ranging from 2.3 to 2.6 million light years, and have been identified at redshift between 0.28 and ...

Now you can determine the solar efficiency of your roof

It is becoming more and more common to install solar panels on roofs in order to obtain green electricity, but not all roofs are equally suitable. Scientists from the University of Gothenburg, Sweden, have launched a tool ...

Using 19th century technology to time travel to the stars

In the late 19th century, astronomers developed the technique of capturing telescopic images of stars and galaxies on glass photographic plates. This allowed them to study the night sky in detail. Over 500,000 glass plate ...

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